* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Muli', sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    overflow: hidden;
    margin: 0;
}

.father {
    display: flex;
    width: 90vw;
}

.one {
    height: 500px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 50px;
    position: relative;
    margin: 10px;
    flex: 1;
    transition: all .8s ease-out;
}

span {
    position: absolute;
    left: 20px;
    bottom: 20px;
    font-size: 40px;
    color: #fff;
    opacity: 0;
}

.active {
    flex: 8;
}

.one.active span {
    opacity: 1;
    transition: opacity 0.3s ease-in 0.4s;
}